Home / 27,552.92-38,031.62-16,221.51

Finding the Fourth Proportional to 27,552.92, 38,031.62 and 16,221.51

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Solution

The fourth proportional to 27,552.92, 38,031.62 and 16,221.51 is: 22,390.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,552.92 : 38,031.62 = 16,221.51 : x
  2. Step 2: Convert to fraction form
    27,552.92/38,031.62 = 16,221.51/x
  3. Step 3: Cross multiply
    27,552.92x = 38,031.62 × 16,221.51
  4. Step 4: Simplify right side
    27,552.92x = 616,930,223.04
  5. Step 5: Solve for x
    x = 616,930,223.04/27,552.92
  6. Step 6: Final answer
    x = 22,390.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.